foreach my $syspref ( qw/ hidelostitems OPACURLOpenInNewWindow
DisplayOPACiconsXSLT URLLinkText viewISBD
OPACBaseURL TraceCompleteSubfields
- UseAuthoritiesForTracings / )
+ UseAuthoritiesForTracings TraceSubjectSubdivisions / )
{
my $sp = C4::Context->preference( $syspref );
next unless defined($sp);